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OpenPanel vs PostHog: catalog facts
OpenPanel	PostHog
Freemium Free to self-host; the hosted cloud has a 30-day free trial with no credit card.	Freemium Free tier with no credit card; usage-based paid plans above it.
Web, Self-hosted	Web, Self-hosted
Product analytics features such as funnels, cohorts and profiles Session replay and A/B testing built in	Many product tools in one platform Session replay and feature flags alongside analytics
More setup than a simple pageview counter Self-hosting means maintaining the server yourself	Broad feature set can be complex for simple sites Self-hosting a platform of this size is demanding
Web application, Self-hosted, Hosted service	Self-hosted, Hosted service
Open source	Open source
License: AGPL-3.0	License: MIT
Not stated if an account is needed	Account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.